Multiple Assemblies exist for SMTL entry 4xxr
Atomic Resolution X-Ray Crystal Structure of a Ruthenocene Conjugated Beta-Lactam Antibiotic in Complex with CTX-M-14 E166A Beta-Lactamase; X-RAY DIFFRACTION 1.18 Å

SMTL ID 4xxr.1 Ligands POTASSIUM ION; [(1,2,3,4,5-eta)-1-(4-{[(4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl)methyl]amino}-4-oxobutanoyl)cyclopentadienyl][(1,2,3,4,5-eta)-cyclopentadienyl]ruthenium; [(1,2,3,4,5-eta)-1-(4-{[carboxy(4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl)methyl]amino}-4-oxobutanoyl)cyclopentadienyl][(1,2,3,4,5-eta)-cyclopentadienyl]ruthenium Polypeptides CTX-M-14 Class A Beta-Lactamase Oligo-state monomer

SMTL ID 4xxr.2 Ligands POTASSIUM ION; [(1,2,3,4,5-eta)-1-(4-{[(4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl)methyl]amino}-4-oxobutanoyl)cyclopentadienyl][(1,2,3,4,5-eta)-cyclopentadienyl]ruthenium; [(1,2,3,4,5-eta)-1-(4-{[carboxy(4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl)methyl]amino}-4-oxobutanoyl)cyclopentadienyl][(1,2,3,4,5-eta)-cyclopentadienyl]ruthenium Polypeptides CTX-M-14 Class A Beta-Lactamase Oligo-state monomer